This is a 2 part question and i cannot seem to get the answer right. Please help

Question

This is a 2 part question and i cannot seem to get the answer right. Please help

https://session.masteringchemistry.com/myct/itemView?assignn · Assignments MasteringChemistry: Hom. x Solved: Identify the compoun Pandora Radio Listen to Free. Disubstituted benzenes x Google 21 A Shaun Everett- Search Share More >> Page Safety Tools ) CHEM 245 002 Fundamentals of Organic Chemistry Help Close Homework Chapter 10 Problem 17 Resources « previous | 17 of 34 next» Drag the appropriate items to their respective bins. signal split by two protons created by two protons signal split by three protons created by four protons signal split by one proton created by one proton created by three protons signal split by four protons Triplet at 1.4 ppm Quartet at 4.2 ppm Neither chemical shift reset? help Submit Hints My Answers Give Up Review Part 115% |..ti.1149 11/14/2016 3:08 PM

Explanation / Answer

triplet at1.4 ppm is created by two protons

quartet at 4.2 ppm created by three protons

neither chemical shift ( siganl split by one proton)

IR values for functional groups 3200 cm-1---aromating ring ( "CH" stretching vibration)

2900 cm-1---- aldehyde (CH stretching and first overtone of CH inplane bending)

1680cm-1- ketone ( aryl ring attached ketone),

1600cm-1-- arylring (c=c1 skeletal vibration)

850-900cm-1--- aldehyde ( C-H bending out of plane aldehyde)

  

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